diff --git a/dev-libs/openspecfun/openspecfun-0.4-r1.ebuild b/dev-libs/openspecfun/openspecfun-0.4-r1.ebuild
index 2e6b99425dd4b..26e1cde7e61c2 100644
--- a/dev-libs/openspecfun/openspecfun-0.4-r1.ebuild
+++ b/dev-libs/openspecfun/openspecfun-0.4-r1.ebuild
@@ -20,5 +20,5 @@ src_prepare() {
 }
 
 src_install() {
-	emake DESTDIR="${D}" prefix="/usr" install
+	emake DESTDIR="${D}" prefix="${EPREFIX}/usr" install
 }